Postoperative Patient Controlled Epidural Analgesia After Total Knee Arthroplasty With 2ug/ml Fentanyl Combine With 0.2% Ropivacaine or 0.2% Levobupivcaine
Conditions
- Arthroplasty, Replacement, Knee
- Patient-controlled Analgesia
Interventions
Sponsor
United Christian Hospital